Ransomware Research

Chunling Ransomware

Chunling is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on June 1, 2025, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
Chunling
First Seen
June 1, 2025

How Chunling Ransomware Works

File Encryption Patterns

Chunling modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..chunling

Ransom Note and Payment Demands

After encrypting files, Chunling displays ransom notes demanding payment for file recovery:

filePLEASE_README_TO_SAVE.txt

Ransom message:

notes/PLEASE_README_TO_SAVE.txt

Note locations:

Desktop

Technical Indicators

Associated Executable Files

The following executable files are associated with Chunling ransomware:

  • 一键通往二次元.exe
  • main.exe'

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About This Analysis

This Chunling ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like Chunling.

Last updated: October 30, 2025